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August 22, 2014

Search: Find the mass of barium metal (in grams) that must react with to produce enough barium oxide to prepare 1.1 of a 0.14 solution of

Number of results: 99,828

chemistry
Find the mass of barium metal (in grams) that must react with O2 to produce enough barium oxide to prepare 1.1 L of a 0.10 M solution of OH^ -.
February 19, 2011 by Jessica

Chemistry
Consider the reaction: 3Ba(s)+N2(g)--->Ba3N2(s) 1)How many moles of barium metal react to produce 0.190 mol of barium nitride? 2)How many moles of nitrogen gas react?
December 14, 2011 by Jackie

AP Chem
Whew. long question. Barium carbonate is the source of barium compounds. It is produced in an aqueous precipitation reaction from barium sulfide and sodium carbonate. (Barium sulfide is a soluble compound obtained by heating the mineral barite, which is barium sulfate, with ...
October 28, 2008 by Anna-Marie

Chemistry
The mass of a single barium atom is 2.28E-22 grams. How many barium atoms would there be in 37.4 milligrams of barium
May 25, 2009 by Claudia

Chemistry
The mass of a single barium atom is 2.28E-22 grams. How many barium atoms would there be in 182 milligrams of barium?
January 23, 2013 by Kim

AP Chem
A chemist added an excess of sodium sulfate to a solution of a soluble barium compound to precipitate all of the barium ion as barium sulfate, BaSO4. How many grams of barium ion are in a 458-mg sample of the barium compound if a solution of the sample gave 513 mg BaSO4 ...
November 3, 2008 by Anna

chem
assuming you have o.4g of Y(OH)3, calculate the mass of BaO2 required to react stoichiometrically to produce YBa2Cu3O7. Now calculate the mass of CuO. Please HELP! Write the balanced equation. Then, calculate the moles of Y hydroxide from .4 g. Then, notice from the balanced ...
October 24, 2006 by nick

Chem
For the following reaction, 77.9 grams of barium chloride are allowed to react with with 68.8 grams of potassium sulfate. What is the maximum amount of barium sulfate that can be formed in grams? What is the FORMULA for the limiting reagent? What amount of the excess reagent ...
May 15, 2011 by moose

chemistry
10. If the calcium oxide were obtained by the heating of calcium hydroxide, how much hydroxide would be needed to obtain the 15.0 g? 11. If the 15.0 g of calcium oxide in the above problems were allowed to react with water, what amount of calcium hydroxide would be produced? ...
December 13, 2012 by greg

Chem
10.0 grams of barium chloride (208.3g/mol) is reacted with excess potassium phosphate and 7.22 of grams of barium phosphate (601.8 g/mol) is isolated. calculate the theoretical yield of barium phosphate
April 3, 2014 by Anonymous

chemistry
2 moles of aqueous Barium Nitrate is combined with 1 mole of aqueous Sodium Sulfate. Assuming 100% yield, what mass of Barium Sulfate precipitate would be produced. 1. 175.043 grams 2. 233.391 grams 3. 466.781 grams 4. 116.953 grams
October 21, 2011 by chelsy

Inorganic Chemistry
The atoms in barium metal are arranged in a body centered cubic unit cell. Calculate the radius of a barium atom in A if the density of barium is 3.50g/cm3. The atomic weight of barium is 137.34. The atoms in barium metal are arranged in a body centered cubic unit cell. ...
October 15, 2006 by Stephanie

Chemistry
you add excess sodium sulfate to a solution of a soluble barium compound in order to precipitate all of the barium ion as barium sulfate, BaSO4. Suppose a 458 mg sample of the barium compound is dissolved to create the solution. Then when the sodium is added, 513 mg of barium ...
March 12, 2012 by India

Chemistry
you add excess sodium sulfate to a solution of a soluble barium compound in order to precipitate all of the barium ion as barium sulfate, BaSO4. Suppose a 458 mg sample of the barium compound is dissolved to create the solution. Then when the sodium is added, 513 mg of barium ...
March 12, 2012 by India

chemistry
What are the skeleton equations for Dicarbon hexahydride gas + oxygen gas --> carbon dioxide gas + gaseous water And Solid barium and chlorine gas react to produce solid barium chloride
April 3, 2012 by me

chemistry
Write a balanced chemical equation for the reaction that occurs when barium carbonate decomposes into barium oxide and carbon dioxide gas when heated.
January 25, 2013 by Anonymous

chemistry
#2) Consider the preciditation reaction of a solution containing 3.50 grams of sodium phosphate mixed with a solution containing 6.40 grams of barium nitrate. How many grams of Barium phosphate can form? Ba(NO3 )2 + Na3 PO4 yields Ba3 (PO 4 )2 + NaNO3 #2b) If the actural yield...
January 29, 2009 by lyne

Chemistry(Please check)
What is the molar solubility of barium phosphate in a 0.282M barium acetate solution? If I set up and ice table I would have 0.282M - X = ? Would I use the molar mass of barium acetate to complete the equation to find X?
April 26, 2012 by Hannah

chemistry
A crystalline material containing 30 grams of barium chloride crystals was placed into an oven at 400 degrees c and heated for two hours. It was then cooled and weighed. the new mass was less than before it was heated, containing 20 grams if barium chloride. How is this possible?
January 27, 2011 by eric

chemistry pls help me asap
2.08g of metal Y react with 0.96g of oxygen to form a metal oxide.The empirical formula of the metal oxide is Y2O3.What is the relative atomic mass of metal Y.
May 15, 2014 by mandy

science
Describe (with calculations) how you prepare 1.00 L of 0.750 M barium hydroxide solution starting with Solid barium hydroxide
March 8, 2008 by Dave

AP Chemistry
Although soluble barium compounds are toxic, suspensions of insoluble barium sul- fate are routinely swallowed for upper gas- trointestinal X-ray studies. Why is barium carbonate not used? 1. Barium carbonate is too expensive. 2. Barium carbonate is soluble in plain wa- ter. 3...
September 17, 2010 by Nick

chemistry
Although soluble barium compounds are toxic, suspensions of insoluble barium sul- fate are routinely swallowed for upper gas- trointestinal X-ray studies. Why is barium carbonate not used? 1. Stomachs contain HCl and all carbonates dissolve in acid.2. Barium carbonate is too ...
September 19, 2012 by cheri

Chemistry
3.5 grams of Sodium Phosphate is mixed with 6.4 grams of Barium Nitrate. How many grams of Barium Phosphate will be produced?
April 27, 2011 by Andi

Chemistry
3.5 grams of Sodium Phosphate is mixed with 6.4 grams of Barium Nitrate. How many grams of Barium Phosphate will be produced?
April 27, 2011 by Andi

Chemistry
How many mL of 0.200 M H3PO4(aq) must be added to 25.0 mL of 0.0888 M BaCl2(aq) to precipitate all the barium as barium phosphate?
October 20, 2012 by Sam

chemistry
5.34g of salt of formula M2SO4 (M is a metal)were dissolved in water. The sulfate ion was precipitated by adding excess barium chloride solution when 4.66g of barium sulfate (BaSO4) were obtained. a)How many moles of sulfate ion were precipitated as barium sulfate? b)How many ...
October 19, 2013 by Ben

Chemistry
So, they give me a word equation, where I am suppose to try and create a balanced equation for it. Ammonium phosphate and barium hydroxide react to form ammonium hydroxide and barium phosphate. 2(NH4)3PO4 + 3BaOH2 → 6NH4OH + Ba3(PO4)2 [I was thinking there should be ...
February 20, 2012 by Matthew

Science
How many grams of barium carbonate can be produced from mixing 100.0 mL of 0.20M barium nitrate and 50.0 mL of 0.30M potassium carbonate?
March 14, 2012 by Mallory

science
Calculating A sample of barium nitrate is placed into a jar containing water. The mass of the barium nitrate sample is 27 g. Assume the water is at 20 C and that the resulting barium nitrate solution is saturated. What mass of water is present in the jar? Use Figure 8-2 to ...
December 21, 2011 by diane

chemistry
how do you calculate the empirical formula of the barium hydroxide hydrate if a sample consists of 3.70 grams of barium hydroxide and 2.64 gras of water???
February 3, 2012 by Marissa Turner

Chemistry
Aluminum metal and Iron(III) oxide react to give aluminum and iron metal. What is the maximum amount of Iron that can be obtained from a reaction mixture containing 2.5 grams of aluminum and 9.5 grams of Iron(III) oxide? What mass of excess reactant remains?
October 1, 2011 by Jessica

chemistry
This problem is from my chemistry book and I am having a little trouble with the intermediary steps: Barium metal crystallizes in a body- centered cubic lattice (atoms at lattice points only) The unit cell edge length is 502 pm, and the density of the metal if 3.5g/cm^3. (...
May 18, 2010 by Tokey

Chemistry
If a 0.875 gnsample of barium chloride is dissolved in water and then treated with a sodium sulfate solution, how many grams of barium sulfate precipitate should be collected?
July 29, 2013 by Colby

Chemistry - Please help!
Small quantites of hydrogen peroxide can be prepared by the action of an acid on an alkaline earth metal peroxide, such as barium peroxide. BaO2 (s) + 2HCl (aq) -> H2O2 (aq) + BaCl2 (aq) What mass of hydrogen peroxide should result when 15.0g of barium peroxide is treated ...
November 5, 2012 by Frances

Chemistry
When reviewing the procedure the student found that 4.912 x 10-1 M barium nitrate solution had been used instead of that in the following procedure: A student synthesized 6.895 g of barium iodate monohydrate, Ba(IO3)2*H2O by adding 30.00 mL of 5.912 x 10-1 M barium nitrate, Ba...
June 30, 2014 by Steve

chemistry
A sample of barium contains 3.20g of barium. How many atoms of barium are contained in the sample?
February 13, 2014 by britt

chem
assuming you have o.4g of Y(OH)3, calculate the mass of Ba)2 required to produce YBa2Cu3O7. Is that BaO2 for Ba)2? Is that really BaO2 or BaO. BaO2 is barium peroxide, not oxide. Y(OH)3 ==> YBa2Cu3O7 Step 1. Convert 0.4g Y(OH)3 to mols Y(OH)3. Step 2. Multiply by 2 to ...
October 24, 2006 by nick

chemistry
in a particular experiment, 150.0 g of ammonium chloride were reacted with 290.0 g of barium hydroxide octahydrate, producing 157.2 g of water 1. find the limiting reagent in this situation 2. calculate the theoretical yield of water 3. calculate the percent yield of water 4. ...
July 14, 2012 by ama

chemistry
I need to wtite a balanced equation and indicate the type of reaction for these questions 1) ammonium nitrite= nitrogen+ water 2) ammonia+ oxygen = nitrogen (ii) oxide + water 3) barium chloirde + sodium sulfate= sodium chloride + barium sulfate 4) iron(iii) oxide + carbon ...
July 25, 2012 by Branden

chemistry
The net ionic equations for the following 1. Dissolution of silver oxalate with nitric acid 2. Complexation of the iron(III) by the thiocyanate ion 3. Precipitation of the carbonate ion with barium ion 4. precipitation of the oxalate ion with barium ion 5. precipitation of the...
November 30, 2010 by Jake

chemistry(Urgent Please help)
A student is asked to standardize a solution of barium hydroxide. He weighs out 0.945 g potassium hydrogen phthalate (KHC8H4O4, treat this as a monoprotic acid). It requires 33.9 mL of barium hydroxide to reach the endpoint. A. What is the molarity of the barium hydroxide ...
November 20, 2011 by Hannah

Chem
34.5 g of O2 react with lithium metal to produce solid lithium oxide. How many grams of Li2O are produced
January 7, 2013 by Sally

Chemistry
How would you write a skeleton equation for these reactions I always get confused nickel(II)chloride(s)+oxygen(g)= nickel (II) oxide(s) +dichlorine pentaoxide (g) lithium chromate(aq)+barium chloride(aq)= lithium chloride(aq)+barium chormate(s)
February 1, 2009 by Taylor

chemistry
Calculate the mass of barium chloride you need to make a 0.200 m barium chloride solution with 100.0 g of water.
April 19, 2012 by hereyago

chemistry
Hydrogen peroxide can be produced in the lab by reacting barium peroxide with hydrochloric acid. another product of the reaction is barium chloride. 1). what is the balanced chemical equation for the reaction? 2). what mass of hydrogen peroxide should result when 1.50g of ...
April 22, 2012 by akboyer31

Chemistry
I have an assigment question that I need help with. The Q states that sodium hydroxide absorbs water from the atmosphere. Then the saturated NaOH absorbs carbon dioxide from the air to form a thin coating of sodium carbonate. A piece of sodium hydroxide has been left on a ...
April 16, 2007 by Fiona

Chemistry
Aluminum sulfate reacts with barium chloride to yield barium sulfate and aluminum chloride. What mass of barium sulfate is produced from 650 mL of 0.320 M of aluminum sulfate? Thank you.
September 27, 2010 by Tara

Chemistry
Can you tell me if these are right please? When 2.50g of copper reacts with oxygen the copper oxide product has a mass of 2.81g. What is the simplest formula of the copper oxide. I got Cu2O (copper (I) oxide). Aluminum and oxygen gas react to produce aluminum oxide. A.) write ...
October 19, 2010 by Jason

chemistry
Write a balanced chemical equation for the reaction that occurs when barium carbonate decomposes into barium oxide and carbon dioxide gas when heated. Express your answer as a balanced chemical equation. Identify all of the phases in your answer.
October 1, 2012 by Anonymous

Chemistry
Aluminium react with oxygen to form aluminium oxide.how many grams of potassium chlorate V would be heated to produce enough oxygen to form 5.1grams of aluminium oxide
April 28, 2013 by Hellen

Chemistry
When reviewing the procedure the student found that 4.912 x 10-1 M barium nitrate solution had been used instead of that in the following procedure: A student synthesized 6.895 g of barium iodate monohydrate, Ba(IO3)2*H2O by adding 30.00 mL of 5.912 x 10-1 M barium nitrate, Ba...
July 3, 2014 by Steve

Chemistry
When reviewing the procedure the student found that 4.912 x 10-1 M barium nitrate solution had been used instead of that in the following procedure: A student synthesized 6.895 g of barium iodate monohydrate, Ba(IO3)2*H2O by adding 30.00 mL of 5.912 x 10-1 M barium nitrate, Ba...
July 3, 2014 by Steve

chemistry
What concentration of the barium ion,Ba^2+ ,must be exceeded to precipitate BaF2 from a solution that is 1.00*10^-2M in the fluoride ion,F-? Ksp for barium fluoride is 2.45*10^-5.
March 16, 2011 by roshan

chemistry
Rachel adds together 450.9g of a 22.0% solution of potassium carbonate and 275 grams of a 5.57m solution of Barium chlorate. How many grams of precipitate does she produce?
May 22, 2011 by guadalope

Chemistry
The reaction of aqueous solutions of barium chloride and sodium sulfate results in the formation of a precipitation of barium sulfate. Sodium chloride is also formed but is soluble in water. Why would you use filtration to isolate the barium sulfate rather than evaporation or ...
March 8, 2012 by teetee

Chemistry
How many grams of barium nitrate is needed to form a solution with 5.00 mass% Ba (NO3)2 in 400 grams of water.
May 14, 2013 by Vicki

Chemistry
If you begin with 100.0 mL of a 3.0 Molar solution of ammonium sulfate and 100mL of a 2.0 Molar solution of barium phosphate how many grams of Barium sulfate would be produced?
February 10, 2011 by jackie

chemistry
If you begin with 100.0 mL of a 3.0 Molar solution of ammonium sulfate and 100mL of a 2.0 Molar solution of barium phosphate how many grams of Barium sulfate would be produced?
February 10, 2011 by jackie

Chemistry
Suppose a solution containing 4.50g of sodium phosphate is mixed with a solution containing 3.75g of barium nitrate. How many grams of barium phosphate can be produced?
August 6, 2013 by Stockton

chemistry
Barium carbonate and nitric acid: BaCO3 (s) + 2HNO3 (aq.) --> Ba2+ (aq.) + 2(NO3-) (aq.) + CO2 (g) + H2O (l) If 25.0mLs of 0.150M nitric acid was used, how many grams of barium carbonate would be required for complete reaction?
July 2, 2013 by Jill

Chemistry
What is the maximum mass of the lower molar mass product that can be formed when 71.0 g of solid barium bromide and 44.5 g chlorine gas react?
April 10, 2011 by Robbie

Chemistry
What is the maximum mass of the lower molar mass product that can be formed when 83.0 g of solid barium bromide and 20.5 g chlorine gas react?
October 7, 2013 by Connor

Chemistry
A solution contains an unknown mass of dissolved barium ions. When sodium sulfate is added to the solution, a white precipitate forms. The precipitate is filtered and dried and found to have a mass of 258 mg. What mass of baium was in the original solution? (Assume that all of...
April 12, 2012 by Beth

chemistry
a student synthesized 6.895g of barium iodate monohydrate, Ba(IO3)2.H2O, by adding 30.00 mL of 5.912*10^-1M barium nitrate, Ba(NO3), to 50.00 mL of 9,004*10^-1 M sodium iodate, NaIO3 (1) write the chemical equation for the reaction of solutions of barium nitrate and sodium ...
March 1, 2010 by aymal

chemistry
You are a chemist requested to review and analyse certain debris found on thebottom of aboot found in a crime scene. The debris contains metal fragments. If you identify the metal fragments---it will help the detctive identify the locations traveled by the person who did the ...
February 26, 2012 by Jimmy

chemistry
1. What are the lab and industrial procedures when using barium? 2. What are some agricultural uses of barium, if any? Help would be so greatly appreciated!
May 29, 2008 by Shaniqua

chem
calculate the solubility of barium sulfate (Ksp=1.1x10^-10) in a) water b) a 0.10 M barium chloride solution help is GREATLY appreciated
March 18, 2012 by brooke

College Chemistry
How many grams of steam and iron must react to produce 375g of magnetic iron oxide, Fe3So4
July 13, 2012 by Miguel

Chemistry
Calcium oxide can be prepared by heating calcium metal in oxygen according to the reaction: 2Ca+ O(2) --> 2CaO. How many grams of calcium would be needed to produce 15.0 grams of calcium oxide?
May 30, 2013 by Anonymous

chemistry
Explain in word how you would prepae 250mL of a 3.000 M solution of Ba(OH)2 starting form barium hydroxide and water..... 2 equation 2CoI3 + 3 K2S= Co2S3 + 6KI 2 moles of Cobalt (III) iodide + 3 moles of Potassium sulfide = cobalt (III) sulfide + 6moles of Potassium Iodide ...
October 10, 2010 by pete

Chemistry
I am given the following: 0.20 M BaCl2 0.60 M H2SO4 1 M of HCl Assuming that you are working with 1 mL of barium chloride, calculate the theoretical number of grams of barium sulfate that should be produced. what is the limiting reactant? so far i have BaCl2 (aq) + H2SO4 -->...
February 5, 2010 by Karen

Chemistry
In trial one the mass of silver oxide is .5g. The mass of silver metal product is .431 grams. In trial two the silver oxide=.498 and silver metal=.388. How do you use this information and the conservation of mass to calculate the mass of oxygen that combined with the silver?
September 19, 2010 by mike

chemistry
in trial one the mass of silver oxide is .5g. The mass of silver metal product is .431 grams. In trial two the silver oxide=.498 and silver metal=.388. Use the conservation of mass to calculate the mass of oxygen that combined with the silver
September 19, 2010 by kelly

medicine
A patient was experiencing indigestion almost every day. The physician performed an upper GI series, also known as a ____ test. a) bronchographic b) barium enema c) cholangiographic d) barium swallow I've been searching for hours and cant find the answer. Please help!!!
August 6, 2010 by Dylan

ap chem
A 1.42 g. sample of a pure compound, with formula M2SO4, was dissolved in water and treated with and excess of aqueous barium chloride, resulting in the precipitation of all the sulfate ions as barium sulfate. The precipitate was collected, dried, and found to weigh 2.33-g. ...
October 11, 2010 by josh sears

CHEMISTRY
My chem class just finished a lab in which the objective was to find the percentage of silver and barium in a nitrate salt mixture by precipitating the chromates, separating out the precipitate from the solvent and spectator ions via filtration, and analysis of the combined ...
January 28, 2008 by Catie

Chemistry
I am confused about where I am going wrong here... Suppose that 1.331 g of impure barium hydroxide is dissolved in enough water to produce 250. mL of solution and that 35.0 mL of this solution is titrated to the stoichiometric point with 17.6 mL of 0.0935 M HCl(aq). What ...
March 13, 2010 by Val

Chemistry
If barium nitrate solution is added to sodium hydroxide solution does a precipitate form? Are there exceptions? I have an assignment Q that asks about the precipitate, and I thought that Ba(OH)2 was soluble. Barium hydroxide is moderately soluble, up to about .1M ...
April 15, 2007 by Fiona

Chemistry
Barium carbonate and nitric acid reacts in a double displacement reaction. One of products also dissociates and evolves carbon dioxide. Write the net ionic reaction including the proper use of phase labels for this solution run in aqueous solution. After this the following ...
June 24, 2013 by Holly

Chemistry
Bauxite ore contains aluminum oxide Al2O3(s) which is decomposed using electricity to produce aluminum metal and oxygen gas. What mass of aluminum metal can be procuced from 155g of aluminum oxide?
February 19, 2012 by Hannah

Chem - oxides
When an element is burnt in excess oxygen, is the oxide formed always: 1. a crystalline solid 2. greater in mass than the element 3. soluble in water 4. white in color alright, i know that most oxides are not soluble in water other than group 1 elements and calcium and barium...
September 23, 2009 by Monica

Chemistry(Please help)
What is the molar solubility of barium phosphate in a 0.282M barium acetate solution? If I set up and ice table I would have 0.282M - X = ? Would I use the molar mass of barium acetate to complete the equation to find X? Ba3(PO4)2 ==> 3Ba^2+ + 2PO4^3- Ba(C2H3O2)2 ==> Ba^...
April 28, 2012 by Hannah

College Chem
What is the maximum amount of barium sulfate that will dissolve in 600mL of 0.02M Na2SO4? Barium sulfate ksp=1.1*10^-10
March 24, 2014 by shel

chemistry
The radius of a barium atom is 217 pm. How many barium atoms would have to be laid side by side to span a distance of 4.33 mm?
September 25, 2011 by savannah

chemistry
Aluminum metal reacts with iron(III) oxide to produce aluminum oxide and iron metal. (a) How many moles of Fe2O3 are required to completely react with 55 g Al? mol (b) How many moles of Fe are produced by the reaction of 3.00 mol Fe2O3 and 97.7 g Al? mol (c) How many atoms of ...
September 25, 2010 by caroline

College Chem
When a0.269g sample of a barium compound was treated with excess H2SO4, 0.0891g of BaSO4 formed. What is the percentage of Barium in the compound?
March 17, 2010 by London

chemistry
empirical formula of a barium hydroxide hydrate if a sample consists of 3.70 g of barium hydroxide and 2.64 g water.
February 9, 2014 by Farrukh Khawaja

CHEM
How many grams of water and iron must react to produce 543 g of iron oxide, Fe3O4? 3Fe + 4H2O---> Fe3O4 + 4H2
August 3, 2009 by Christian

Chemistry
15. 120 g of sulfuric acid are added to 230.0 g of barium peroxide. Which reactant is in excess and by how much? How much barium sulfate is precipitated in this reaction???? HELP please
December 13, 2012 by John

chemistry
Sodium phosphate dodecahydate is reacts with barium chloride dihydrate.barium phosphate is lost during filtering will the percent limiting reactant be hihg or low?
April 10, 2013 by londi

chemistry
What mass of barium sulphate can be produced when 100.0 mL of a 0.100 M solution of barium chloride is mixed with 100.0 mL of a 0.100 M solution of iron (III) sulphate? Please explain!
December 12, 2011 by Rachel

CHEMISTRY-For Dr.Bob
My chem class just finished a lab in which the objective was to find the percentage of silver and barium in a nitrate salt mixture by precipitating the chromates, separating out the precipitate from the solvent and spectator ions via filtration, and analysis of the combined ...
January 29, 2008 by Catie

chemistry
In the following reaction, how many grams of ferrous sulfide (FeS) will produce 0.56 grams of iron (III) oxide (Fe2O3)? 4FeS + 7O2d 2Fe2O3 + 4SO2 The molar mass of ferrous sulfide is 87.92 grams and that of iron (III) oxide is 159.7 grams.
April 13, 2013 by kerin

chemistry
what is the mass of the precipitate formed when 45.0 milliliters of .250 M barium chloride solution reacts with 2.00 grams of copper(II) sulfae pentaydrate?
January 24, 2013 by jessica

Chemistry
A student synthesized 6.895 g of barium iodate monohydrate, Ba(IO3)2*H2O by adding 30.00 mL of 5.912 x 10-1 M barium nitrate, Ba(NO3)2, to 50.00 mL of 9.004 x 10-1 M sodium Iodate, NaIO3 whats the percent yield?
June 30, 2014 by Chris

chemistry
what mass of barium sulphate can be produced when 100.0 ml of a 0.100M solution of barium chloride is mixed with 100.0 ml of a 0.100M solution of Iron(lll) sulphate?
November 20, 2011 by NONO

Chemistry
How do these react? Some may have no reaction. a. aqueous chromium(III) nitrate plus magnesium metal b. aqueous lithium sulfate plus aqueous barium chloride c. solid lead metal plus aqueous potassium chloride d. aqueous lithium fluoride with aqueous ammonium phosphate
April 4, 2011 by Blaire

Chemistry
In the following reaction, how many grams of ferrous sulfide will produce 0.56 grams of iron oxide? 4FeS+7O2->2Fe2O3+4SO2 The molar mass of ferrous sulfide is 87.92 grams and that of iron oxide is 159.7
June 26, 2013 by Brittany

chemistry
how much of a 1.50M solution sodium sulfate solution in milliliters is required to completely precipitate all the barium in 150.0mL of a 0.250 M barium nitrate solution
November 6, 2011 by Monique

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